/Engine/Plugins/Enterprise/VariantManager/Source/VariantManager/Public/VariantManager.h
Adds all children from one container to the other container, if it doesn't already have them.
void MergeObjectBindings ( const [UVariantObjectBinding](API\Plugins\VariantManagerContent\UVariantObjectBinding) * ThisBinding, [UVariantObjectBinding](API\Plugins\VariantManagerContent\UVariantObjectBinding) * IntoThisBinding )